ZOOM TELEPHONICS, INC. 14400BPS FAXMODEM (INTERNAL) Card Type Fax, Modem (asynchronous) Chip Set Unidentified Maximum Data Rate 14.4Kbps Maximum Fax Rate 14.4Kbps Data Bus 8-bit ISA Fax Class Class I & II Data Modulation Protocol Bell 103/212A ITU-T V.21, V.22A/B, V.22bis, V.23, V.32, V.32bis Fax Modulation Protocol ITU-T V.17, V.21CH2, V.27ter, V.29 Error Correction/Compression MNP5, V.42, V.42bis [Image] CONNECTIONS Function Label Function Label Line in CN1 Line out CN2 SERIAL PORT ADDRESS/INTERRUPT SELECTION Setting IRQ JP1 JP2 COM1 (3F8h) 4 Pins 3 & 5, 4 & 6 Pins 1 & 3 closed closed COM2 (2F8h) 3 Pins 2 & 4, 3 & 5 Pins 2 & 4 closed closed COM3 (3E8h) 4 Pins 1 & 3, 4 & 6 Pins 1 & 3 closed closed COM4 (2E8h) 3 Pins 1 & 3, 2 & 4 Pins 2 & 4 closed closed COM5 (3E8h) 2 Pins 1 & 3, 4 & 6 Pins 4 & 6 closed closed COM6 (2E8h) 2 Pins 1 & 3, 2 & 4 Pins 4 & 6 closed closed COM7 (3E8h) 5 Pins 1 & 3, 4 & 6 Pins 3 & 5 closed closed COM8 (2E8h) 5 Pins 1 & 3, 2 & 4 Pins 3 & 5 closed closed Proprietary AT Command Set AUTO-RETRAIN - AUTO-FALLBACK/FALL-FORWARD Type: Configuration Format: AT [cmds] %En [cmds] Description: Controls auto-retrain mode and fallback/fall-forward Command Function %E0 Auto-retrain disabled %E1 Auto-retrain enabled %E2 Auto-fallback/fall-forward enabled %E3 Auto-fallback/fall-forward with fast hang-up enabled BIT MAPPED REGISTERS Register Default S14 Unidentified S16 Unidentified S21 Unidentified S22 Unidentified S23 Unidentified S27 Unidentified S28 Unidentified S31 Unidentified S40 Unidentified S41 Unidentified BREAK SEND Type: Configuration Format: AT [cmds] \Bn [cmds] Default: 3 Range: 1-9 Unit: .1 second Description: Sends break to modem BREAK TYPE Type: Configuration Format: AT [cmds] \Kn [cmds] Default: Unidentified Range: Unidentified Description: Configures action of break signal DIAL Type: Immediate Format: AT [cmds] D<#> [cmds] Description: Dials telephone number according to any modifiers included in the string Note: Any combination of modifiers can be used to produce the desired dial functions in sequence. Modifier Function L Re-dial last number P Pulse dialing enabled R Command accepted, not acted upon. S=n Dial stored telephone number n (n=0-3) T Tone dialing enabled W Dialing resumed following dial tone detection , Dialing paused for amount of time specified in S8 register @ Wait for 5 seconds of silence ; Modem returned to command state after dialing ! Modem commanded to go off-hook for specified time before returning on-hook. ^ Calling tone enabled COMPRESSION Type: Configuration Format: AT [cmds] %Cn [cmds] Description: Selects data compression Command Function %C0 Data compression disabled %C1 MNP5 enabled %C2 V.42bis enabled %C3 MNP5 and V.42bis enabled CONNECT MODE Type: Configuration Format: AT [cmds] \Nn [cmds] Description: Controls the type of connection the modem will operate in Command Function \N0 Normal mode enabled \N1 Direct mode enabled \N2 Reliable mode enabled \N3 Auto-reliable mode enabled \N4 V.42 reliable mode enabled \N5 MNP reliable mode enabled FLASH DIAL MODIFIER TIME Type: Register Format AT [cmds] S29=n [cmds] Default: 0 Range: 0-255 Unit: .01 second Description: Time the modem will go on-hook upon receiving the ! dial modifier in dial string. S29=0 will disable. FLOW CONTROL Type: Configuration Format: AT [cmds] \Gn [cmds] Description: Selects modem port flow control Command Function \G0 Flow control disabled \G1 Flow control enabled FLOW CONTROL Type: Read-only Register Format AT [cmds] S39? [cmds] Description: Displays the current flow control Value Meaning 0 Flow control disabled 3 RTS/CTS flow control enabled 4 XON/XOFF flow control enabled 5 Transparent XON flow control enabled 6 Transparent XON/XOFF flow control enabled FLOW CONTROL CHARACTER - XOFF Type: Register Format: AT [cmds] S33=n [cmds] Default: 19 Range: 0-255 Unit: ASCII Description: Sets the character used to represent XOFF FLOW CONTROL CHARACTER - XON Type: Register Format: AT [cmds] S32=n [cmds] Default: 17 Range: 0-255 Unit: ASCII Description: Sets the character used to represent XON INACTIVITY TIMER Type: Register Format: AT [cmds] S30=n [cmds] Default: 0 Range: 0-255 Unit: 10 seconds Description: Sets the length of time that the modem does not receive information before it disconnects. S30=0 will disable timer. LINE SIGNAL LEVEL Type: Immediate Format: AT [cmds] %L [cmds] Description: Returns a value which indicates the received line signal level (-dBm) LINE SIGNAL QUALITY Type: Immediate Format: AT [cmds] %Q [cmds] Description: Returns a value which indicates line signal quality MAXIMUM BLOCK SIZE FOR TRANSMISSION Type: Configuration Format: AT [cmds] \An [cmds] Description: Sets the maximum transmittable block size Command Function \A0 MNP block size is 64 characters \A1 MNP block size is 128 characters \A2 MNP block size is 192 characters \A3 MNP block size is 256 characters MNP - STREAM/BLOCK MODE Type: Configuration Format: AT [cmds] \Ln [cmds] Description: Selects the transfer mode for MNP link Command Function \L0 Stream mode for MNP enabled \L1 Block mode for MNP enabled REPORT INFORMATION Type: Immediate Format: AT [cmds] In [cmds] Description: Displays information requested Command Function I0 Reports 3-digit product code I1 Reports ROM checksum I2 Tests and reports ROM checksum I3 Reports firmware revision code I4 Reports faxmodem identifier string I5 Reports country code I6 Reports data pump model and revision code SLEEP TIMER Type: Register Format AT [cmds] S24=n [cmds] Default: 0 Range: 0-255 Unit: 1 second Description: Maximum duration of DTE and DCE inactivity allowed prior to initiating low-power sleep mode.